Home / 959,932.60-1,439,510.10-328,521.40

Finding the Fourth Proportional to 959,932.60, 1,439,510.10 and 328,521.40

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Solution

The fourth proportional to 959,932.60, 1,439,510.10 and 328,521.40 is: 492,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,932.60 : 1,439,510.10 = 328,521.40 : x
  2. Step 2: Convert to fraction form
    959,932.60/1,439,510.10 = 328,521.40/x
  3. Step 3: Cross multiply
    959,932.60x = 1,439,510.10 × 328,521.40
  4. Step 4: Simplify right side
    959,932.60x = 472,909,873,366.14
  5. Step 5: Solve for x
    x = 472,909,873,366.14/959,932.60
  6. Step 6: Final answer
    x = 492,649.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.